APPLICATIONS OF THIS PRODUCT: According to the data provided by the manufacturer, this article is compatible with the following brands, models and years: GAS GAS EC 450 F 2013-2015 YAMAHA WR 450 F (CJ04) 2004-2004 YAMAHA WR 450 F (CJ07) 2005-2005 YAMAHA WR 450 F (CJ09) 2006-2006 YAMAHA WR 450 F (CJ12) 2007-2007 YAMAHA WR 450 F (CJ13) 2008-2011 YAMAHA WR 450 F (CJ19;RE45) 2016-2017 YAMAHA WR 450 F (DJ03) 2012-2015 YAMAHA WR 450 F (RE45) 2018-2018 YAMAHA YFZ 450 R 2WD 2009-2010 YAMAHA YFZ 450 R SPECIAL EDITION 2WD 2009-2010 YAMAHA YZ 450 F (CJ05) 2004-2004 YAMAHA YZ 450 F (CJ06) 2005-2005 YAMAHA YZ 450 F (CJ10) 2006-2009 YAMAHA YZ 450 F (CJ15) 2011-2013 YAMAHA YZ 450 F (CJ18) 2014-2015 YAMAHA YZ 450 F (CJ21) 2016-2017 YAMAHA YZ 450 F (CJ22) 2018-2018 YAMAHA YZ 450 F (CJ23) 2019-2019